| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // The test scrubber uses a Google Test event listener to trigger scrubs. |
| // Scrubs are performed at the start of the test program and at the conclusion |
| // of each test. |
| |
| #include "chrome_frame/test/test_scrubber.h" |
| |
| #include <windows.h> |
| |
| #include "base/compiler_specific.h" |
| #include "base/file_util.h" |
| #include "base/files/file_path.h" |
| #include "base/lazy_instance.h" |
| #include "base/logging.h" |
| #include "base/process/kill.h" |
| #include "base/strings/string16.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/test/test_process_killer_win.h" |
| #include "base/win/registry.h" |
| #include "base/win/scoped_handle.h" |
| #include "chrome/common/chrome_constants.h" |
| #include "chrome/common/chrome_switches.h" |
| #include "chrome_frame/test/chrome_frame_test_utils.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace chrome_frame_test { |
| |
| namespace { |
| |
| class TestScrubber { |
| public: |
| TestScrubber(); |
| ~TestScrubber(); |
| |
| // Initializes the instance, causing it to provide its services for all |
| // subsequent tests. |
| void Initialize(testing::UnitTest* unit_test); |
| |
| // Sets the user data directory for the current test. |
| void set_data_directory_override(const base::StringPiece16& user_data_dir) { |
| user_data_dir.as_string().swap(data_directory_override_); |
| } |
| |
| // Kills all instances of IE and all instances of chrome.exe that have |
| // --chrome-frame on their command-lines. Also deletes the user data |
| // directory used by the test. Ordinarily, this is the default Chrome Frame |
| // user data directory for IE. Individual tests that use a specific directory |
| // can override this via |set_data_directory_override|. |
| void CleanUpFromTestRun(); |
| |
| private: |
| // A listener that calls back to the scrubber at the start of the test program |
| // and at the end of each test. |
| class EventListener : public testing::EmptyTestEventListener { |
| public: |
| explicit EventListener(TestScrubber* scrubber) : scrubber_(scrubber) { |
| } |
| |
| virtual void OnTestProgramStart(const testing::UnitTest&) OVERRIDE { |
| scrubber_->CleanUpFromTestRun(); |
| } |
| |
| virtual void OnTestEnd(const testing::TestInfo&) OVERRIDE { |
| scrubber_->CleanUpFromTestRun(); |
| } |
| |
| private: |
| TestScrubber* scrubber_; |
| DISALLOW_COPY_AND_ASSIGN(EventListener); |
| }; |
| |
| bool is_initialized() const { return !default_data_directory_.empty(); } |
| |
| string16 default_data_directory_; |
| string16 data_directory_override_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TestScrubber); |
| }; |
| |
| TestScrubber::TestScrubber() { |
| } |
| |
| TestScrubber::~TestScrubber() { |
| } |
| |
| void TestScrubber::Initialize(testing::UnitTest* unit_test) { |
| DCHECK(!is_initialized()); |
| |
| default_data_directory_ = GetProfilePathForIE().value(); |
| data_directory_override_.clear(); |
| unit_test->listeners().Append(new EventListener(this)); |
| } |
| |
| void TestScrubber::CleanUpFromTestRun() { |
| // Kill all iexplore.exe and ieuser.exe processes. |
| base::KillProcesses(chrome_frame_test::kIEImageName, 0, NULL); |
| base::KillProcesses(chrome_frame_test::kIEBrokerImageName, 0, NULL); |
| |
| // Kill all chrome_launcher processes trying to launch Chrome. |
| base::KillProcesses(chrome_frame_test::kChromeLauncher, 0, NULL); |
| |
| // Kill all chrome.exe processes with --chrome-frame. |
| base::KillAllNamedProcessesWithArgument( |
| chrome::kBrowserProcessExecutableName, |
| ASCIIToWide(switches::kChromeFrame)); |
| |
| // Delete the user data directory. |
| base::FilePath data_directory(data_directory_override_.empty() ? |
| default_data_directory_ : |
| data_directory_override_); |
| |
| VLOG_IF(1, base::PathExists(data_directory)) |
| << __FUNCTION__ << " deleting user data directory " |
| << data_directory.value(); |
| bool deleted = base::DeleteFile(data_directory, true); |
| LOG_IF(ERROR, !deleted) |
| << "Failed to delete user data directory directory " |
| << data_directory.value(); |
| |
| // Clear the overridden data directory for the next test. |
| data_directory_override_.clear(); |
| } |
| |
| base::LazyInstance<TestScrubber> g_scrubber = LAZY_INSTANCE_INITIALIZER; |
| |
| } // namespace |
| |
| void InstallTestScrubber(testing::UnitTest* unit_test) { |
| // Must be called before running any tests. |
| DCHECK(unit_test); |
| DCHECK(!unit_test->current_test_case()); |
| |
| g_scrubber.Get().Initialize(unit_test); |
| } |
| |
| void OverrideDataDirectoryForThisTest( |
| const base::StringPiece16& user_data_dir) { |
| // Must be called within the context of a test. |
| DCHECK(testing::UnitTest::GetInstance()->current_test_info()); |
| |
| g_scrubber.Get().set_data_directory_override(user_data_dir); |
| } |
| |
| } // namespace chrome_frame_test |